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單(dan)向軸承是(shi)在(zai)一(yi)(yi)個(ge)方向上(shang)可以自由轉(zhuan)動，而在(zai)另一(yi)(yi)個(ge)方向上(shang)鎖死的一(yi)(yi)種軸承。單(dan)向軸承也叫超(chao)越離合器，只是(shi)根據行(xing)業不(bu)(bu)同，作用不(bu)(bu)同來(lai)命(ming)名(ming)的。


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